For many riders the look of a straight-off-the-rack KTM 790 Adventure, with its sharp lines, futuristic snout and the bright orange motif, personifies the ultimate adventure machine. But when ex-ra

Introduced in 2017, the KTM 790 Duke was the Austrian company’s first parallel twin, a 799cc naked middleweight that quickly earned the nickname “The Scalpel.” The engine boasted 105 rear-wheel hor